This is what I see if I specify JDK 1.7 instead of the default:
-----> Creating build...
file: slug.tgz
size: 39MB
-----> Uploading build...
success
-----> Deploying...
remote:
remote: -----> Fetching set buildpack https://codon-buildpacks.s3.amazonaws.com/buildpacks/heroku/jvm-common.tgz... done
remote: -----> JVM Common app detected
remote: -----> Installing OpenJDK 7...curl: no URL specified!
remote: curl: try 'curl --help' or 'curl --manual' for more information
remote:
remote: ! Push rejected, failed to compile JVM Common app
remote:
Exception in thread "main" java.lang.RuntimeException: The build failed
at com.heroku.sdk.deploy.BuildsDeployer.deploySlug(BuildsDeployer.java:118)
at com.heroku.sdk.deploy.Deployer.createAndReleaseSlug(Deployer.java:108)
at com.heroku.sdk.deploy.Deployer.deploy(Deployer.java:69)
at com.heroku.sdk.deploy.App.deploy(App.java:57)
at com.heroku.sdk.deploy.App.deploy(App.java:61)
at com.heroku.sdk.deploy.WarApp.deploy(WarApp.java:30)
at com.heroku.sdk.deploy.DeployWar.main(DeployWar.java:70)
This is what I see if I specify JDK 1.7 instead of the default:
-----> Creating build...